A valve permitting flow in one direction only. It does not have a stem, except when equipped with a lever and weight and has no pressure adjustment. It may be inline or cartridge (manifold) design.
Classification: Check valves of steel
NSN 4140-01-251-8387
NSN 6135-00-990-1822
NSN 5999-00-232-8389
NSN 5998-01-250-8178
NSN 5975-00-547-8911
NSN 5950-01-211-2719
NSN 5965-01-566-2744
NSN 5915-00-990-8365
NSN 6145-01-041-9989
NSN 6220-01-587-9932
NSN 5925-01-588-1762
NSN 5915-01-274-1411